| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.56 | 0.53 | 0.03 |
| Feb | 0.55 | 0.59 | -0.04 |
| Mar | 1.38 | 1.42 | -0.04 |
| Apr | 1.79 | 1.82 | -0.03 |
| May | 2.51 | 2.40 | 0.11 |
| Jun | 3.32 | 3.41 | -0.09 |
| Jul | 2.51 | 2.46 | 0.05 |
| Aug | 2.82 | 2.83 | -0.01 |
| Sep | 1.41 | 1.39 | 0.02 |
| Oct | 1.82 | 1.93 | -0.11 |
| Nov | 0.75 | 0.82 | -0.07 |
| Dec | 0.93 | 0.91 | 0.02 |
20.35 | 20.51 | -0.16 |